*BSD News Article 6040


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Newsgroups: comp.unix.bsd
Path: sserve!manuel!munnari.oz.au!spool.mu.edu!agate!tfs.com!tfs.com!julian
From: julian@tfs.com (Julian Elischer)
Subject: Re: AHA1542B vs Sysgen SC4000 controller under BSD386
Message-ID: <1992Oct5.100219.28945@tfs.com>
Organization: TRW Financial Systems
References: <1ao4umINNaua@network.ucsd.edu>
Date: Mon, 5 Oct 1992 10:02:19 GMT
Lines: 41

In article <1ao4umINNaua@network.ucsd.edu> brian@ucsd.edu (Brian Kantor) writes:
>I managed to score a Sysgen SC4000 SCSI-to-QIC-02 controller, an Adaptec
>Stand-Alone-Tape-Controller QIC-02-to-QIC-36 board, and an Archive 5945C 
>drive.  This bizarre combination is what Sun used to use in their really
>old (Sun-2/68010 days) tape backup boxes.
>
>When I connect this mess up to my Adaptec controller and try to bood
>386BSD with Julian's SCSI package, the error light on the SC4000 comes
>on, and the computer just keeps telling me that command timed out.
>The light on the Adaptec just stays on.
>

I wonder if the SC4000 is really compatible with modern scsi.
Does the BIOS find the tape controller? (do you have the BIOS enabled?)
just for laughs, try the old scsi system and let me know
what happens.

I'm sorry that that is not much help.
But it sounds as if the low level protocols are failing.
Something is wedging the scsi bus.
That's not something the software can easily do.

(If it makes you feal better I'm having the same problem
with a particular disk and the aha1742 card (aha1542 loves it).


>Has anyone gotten this or a similar setup to work?  What firware
>revisions are in your controllers, and what jumper/switch settings did
>you use?
>	- Brian

julian

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